一种基于键合图模型的解析冗余故障诊断方法

A Diagnose Method of Analyzing Redundancy Obstacles Based on Bond Graph Model

本文提出了一种基于键合图模型的解析冗余故障诊断方法,通过对诊断键合图模型中残差器的观测,对故障特征进行编码,从而定位故障源。通过该模型,能解决解析冗余方法依赖于数学线性模型的缺点,仿真实验结果证明了基于键合图的解析冗余的故障诊断方法具有可行性和便捷性。

This paper proposes a diagnose method of analyzing redundancy obstacles based on bond graph model.By observing and testing the residual device of diagnosing bond graph model,the obstacle features are encoded to locate fault source.By this model,the weakness of this method relying on mathematics linear model is solved.The result of simulation experiment proves that this method is feasible and convenient.